10x50 Waterproof Marine Binoculars for Adults with Rangefinder Compass BAK4 Prism FMC Lens for Birdwatching Hunting Boating Fishing Water Sports(Green)

Hi-index BAK4 prism delivers a bright, crisp view, revealing every fine detail of an object. Green FMC anti-reflective coating cuts reflected light on the objective lens, boosting light transmission, image brightness, and clarity. A 50mm objective lens paired with a 22mm eyepiece and a wide-angle vision setup makes viewing distant objects easier, reducing eyestrain and dizziness. IPX7 waterproof, fogproof
night vision binoculars: Please notethey are not designed for use in completely dark environments. Only under low-light conditions, such as at dusk or dawn, can they provide maximum image brightness. Nitrogen-filled waterproof and anti-fog construction. Waterproof rating up to IPX7 (submersible to 1 meter for about 30 minutes) and buoyant. Military surplus binoculars with rangefinder and compass: By using the scale, you can directly estimate the distance of an object through the left eyepiece. The illuminated compass helps you determine direction. In low-light settings, the scale and compass can be lit up for visibility.
Focusing system: With ±5 diopter rings on both left and right, you can adjust focus for clearer viewing without glasses and for precise tuning.
Exit pupil diameter: 6.8 mm.
Exit pupil distance: 22 mm (long eye relief, ideal for eyeglass wearers). The eyecups fold down easily, allowing comfortable use with glasses. Binoculars come with a bag and strap for easy portability. Durable rubber armored coating offers a comfortable grip and is tough enough to handle any conditions. Great for travel, concerts, outdoor activities, bird watching, climbing, hunting, archery, hiking, camping, boating, target shooting, and water sports. It makes a wonderful gift for birthdays, Christmas, Halloween, or Thanksgiving